Versions of Iowa Code 261B.12 - Violations -- enforcement on LawServer 2023 Iowa Code 261B.12 – Violations — enforcement 2022 Iowa Code 261B.12 – Violations — enforcement. 2020 Iowa Code 261B.12 – Violations — enforcement. 2018 Iowa Code 261B.12 – Violations — enforcement. 2016 Iowa Code 261B.12 – Violations 2014 Iowa Code 261B.12 – Violations – enforcement. 2009 Iowa Code 261B.12 – Violations — enforcement